/**
 * V-dialogDragWidth 可拖动弹窗宽度（右侧边）
 * Copyright (c) 2019 ruoyi
 */
export default {
	bind(el: {querySelector: (arg0: string) => any; offsetLeft: number}) {
		const dragDom = el.querySelector('.el-dialog');
		const lineEl = document.createElement('div');
		lineEl.setAttribute(
			'style',
			'width: 5px; background: inherit; height: 80%; position: absolute; right: 0; top: 0; bottom: 0; margin: auto; z-index: 1; cursor: w-resize;',
		);
		lineEl.addEventListener(
			'mousedown',
			e => {
				// 鼠标按下，计算当前元素距离可视区的距离
				const disX = e.clientX - el.offsetLeft;
				// 当前宽度
				const curWidth = dragDom.offsetWidth;
				document.onmousemove = function (e) {
					e.preventDefault(); // 移动时禁用默认事件
					// 通过事件委托，计算移动的距离
					const l = e.clientX - disX;
					dragDom.style.width = `${curWidth + l}px`;
				};

				document.onmouseup = function (e) {
					document.onmousemove = null;
					document.onmouseup = null;
				};
			},
			false,
		);
		dragDom.appendChild(lineEl);
	},
};
